The Principality of Zeon and the Earth Federation engage in a fierce battle on the eve of the One Year War, as Zeon's Jotunheim space cargo ship is converted into a testing ground for experimental weapons, led by Lieutenant Oliver May.
Mobile Suit Gundam MS IGLOO: The Hidden One Year War
Jotunheim, a Zeon spacecraft, conducted prototype weapon tests in 2009 AC during the One Year War.
